# Questions Asked onJuly 8, 2010

1. ## algebra

use intrcepts to graph the equation x + 4y = 8

2. ## English

Mr. Firman invited his friend, Mr. Nulty, to come over and have dinner with him and Mrs. Stoner. The maid fixed a big dinner for the three of them, and when they were ready for dessert, she brought a cake out for Mr. Nulty because it was his fifty-ninth

3. ## physics

A conducting sphere that carries a total charge of -6 micro-coulomb is placed at the center of a conducting spherical shell that carries a total charge of +1 micro-coulomb. The conductors are in elecctrostatic equilibrium. determine the charge on the OUTER

4. ## Physics

1)When a car drives off a cliff, why does it rotate forward as it falls? (Consider the torque it experiences as it rolls off the cliff.) 2)The front wheels located far out in front of the racing vehicle help to keep the vehicle from nosing upward when it

5. ## Chemistry

Name one metal ion that's not multivalent. Hydrogen?

6. ## Chemistry

Name and give the symbol for each of the following: a)the element in period 3 group 2 = Magnesium = Mg b)the halogen in period 4 = Bromine = Br c)the element in period 6 and group 11 = Gold = Au d)the akali metal in period 2 = Lithium = Li e)the noble gas

7. ## Physics

A German U2 rocket from the Second World War had a range of 300 km, reaching a maximum height of 100 km. Determine the rocket's maximum initial velocity.

8. ## geometry

you are building a ramp that will be in the shape of a perfect right-angled triangle. The vertical height of th ramp will be 10 feet. the horizontal base of the ramp will be 15 feet. what will be the length of the downward sloping side of the ramp?

9. ## English

When submitting a final draft of a handwritten paper, which of the following choices is important to remember? A. The margins should be exactly even on left and right sides B. Write neatly and use black or blue ink C. Use a plain font, like Times New Roman

10. ## CHEMISTRY

1.0 mol of nitrogen oxide NO and 1.0 mol of oxygen were mixed in a container and heated to 450 oC. At equilibrium the number of moles of oxygen was found to be 0.70 mol. The total pressure in the vessel was 4.0 atm. Calculate the value of Kp for the

11. ## physics

A boulder weighs 800N at the surface of the earth. What would be its weight at a distance of three earth's radii from the center of the earth?

12. ## Chemistry

When it says, " Draw a Lewis diagram for each of the following. " a)One atom of each of the elements in the second period. Is it asking me to draw a Lewis diagram for Lithium and Beryllium?

13. ## algebra

find the domain of the function p(x) = x^2 - 2x + 10

14. ## physics

A child throws a snowball with horizontal velocity of 18m/s directly toward a tree, from a distance of 9.0m and a height above the ground of 1.5m. if the time interval is 0.50s, at what height above the ground will the snow ballhit the tree

15. ## chemistry

A rigid ball that contained 25.0 liters of air at 22°C and 6.25 atm pressure was placed in an oven at a temperature of What was the new pressure inside the ball

16. ## chemistry

How many grams of chlorine gas are present in a 150.0 liter cylinder of chlorine held at a pressure of 1.00 atm and

Amy paid \$60.12 for a pair of running shoes that were 15% off. What was the regular price. I am coming up with 69.14 (round to nearest cent)

18. ## english

need help with tefl unit 6 the whole of it

19. ## science

how do ear defenders work

20. ## US History II

What would this mean: identify the source of the quotation.

21. ## chemistry

The vitamin niacin can be isolated from liver, yeast, milk, and whole grain. Which source would be the best for a multivitamin tablet

22. ## chem

the solubility of lead(II) chloride, PbCl2, in water at 20 degrees Celcius is 1.00 g PbCl2/100 g of water. if you stirred 7.50 g PbCl2 in 400 g of water at 20 degrees Celcius, what mass of lead (II) chloride would remain undissolved?

23. ## Chemisty

The solubility of sodium floride, NaF, is 4.06 g NaF/100 g H2O at 20ºC. What mass of NaF would you have to dissolve in 1000 g H2O to make a saturated solution?

24. ## religion

where can I locate information on the five pillars of islam by McInerney? It is difficult to trace this person down without a first name. Can anyone help?

25. ## geometry

If AC = 20 centimeters, and BC = 16 centimeters, which does AB equal?

26. ## chemistry

what is the percentage of water in Ba(OH)2 x 8H2O?

27. ## Statistics

What is the relationship between levels of confidence and statistical significance?

28. ## Statistics

What are the major differences between pratical and statistical significance? Statistical significance means the oberved mean differences are not likely due to dimpling error. Practical significance looks at wether the difference is large enough to be of

29. ## Statistics

What are the major differences between pratical and statistical significance? Statistical significance means the oberved mean differences are not likely due to dimpling error. Practical significance looks at wether the difference is large enough to be of

30. ## social studies

National organizations such as the Bureau of Indian Affairs, the National Congress of American Indians, and the National Indian Gaming Association are dedicated to Native American affairs. What effect have these organizations had on reducing tribal poverty

31. ## math

The area of a rectangle is 24, and its diagonal is radical 52. Find its dimensions and perimeter. Longer side = ? Shorter side = ? Perimeter = ?

32. ## Economics Homework

Use the Expenditure Equation for GDP (GDP = C + 1 + G + XN). Using your research skills, find the values for each sector for the years 1929 and 1933. Determine the percentage change for the two years. Explain the drastic change and what this meant for the

33. ## math

Solve for t: Radical(t-108) - Radical(t+186) = 6 The only possible root is t = ?. It is an extraneous root.

35. ## Chemistry

Draw a Bohr diagram of the protons and electrons in each of the following. a) an atom of magnesium Do I draw this with 19 atoms surrounding the shell of Magnesium around?

36. ## computers

You have been hired as a consultant by your neighbor to help her with her computer. You notice that she has a screen full of icons which appear to be Word documents, Excel Spreadsheets and other graphic files. How would you help her organize her data i.e.

37. ## chem121

a 6.13gsample of hydrocarbon occupied 5.ooL container at25 degree centigrade and 1.00 atm calculate the molar mass

38. ## physics

A particle of mass 86 g and charge 24 μC is released from rest when it is 67 cm from a second particle of charge −12 μC. Determine the magnitude of the initial ac- celeration of the 86 g particle.

39. ## Math

Hi Drawing a diagram will help: A ladder 5m long leans against a wall, with the top of the ladder (B) reaching 4m up the wall and the foot of the ladder (A) is 3m from the wall (C). A man is at a point D which is 2m up the ladder.Point E lies on line AC

40. ## English Literature

I have to turn this paper in, would anyone be able to look at it for correct citation, I don't want to plagerise, it needs to be MLA format. It's a strange paper, we were asked to compare four stories to war. I don't think I did a good job, but this is all

Fretta and her brother deucde to visit some friends near a house.they decide to travel along the road and go 250 m(W),360 m(W40degreesN), and then200 m(N).. we need to find :the resultant displacement. hi please help me with this, so far iv figured it out

42. ## Math

From the vertex A

43. ## Math

From the vertex A of a right angled triangle ABC, (A being the right angle) AD is drawn perpendicular to BC. How do I prove that the three triangles ABD, ADC, and ABC are similar? Thank you!

44. ## physics

Fretta and her brother deucde to visit some friends near a house.they decide to travel along the road and go 250 m(W),360 m(W40degreesN), and then200 m(N).. we need to find :the resultant displacement. hi please help me with this, so far iv figured it out

asked by i NEED physics help asap!!!
45. ## Chemistry

Draw a bohr diagram of the protons and electrons in each of the following: The ionic compounds lithium fluoride, LIF, and beryllium chloride, Becl2. Do I draw these 2 compounds separately, and I'm unsure of how.

46. ## General Psychology

Compare and Contrast normal and abnormal psychology?

47. ## CSC 111 Intruduction to Computer Science

What does it imply to pursue a computer science major in the 21st century?

48. ## chemistry

How do you think the density of ethanol would change if it were warmed to 50 degrees Celsius before you did the experm\iment?

49. ## Physics

A car accelerates at a constant rate from zero to 36.8 m/s in 10 seconds and then slows to 13.9 m/s in 5 seconds. What is its average acceleration to the nearest tenth of a m/s2 during the 15 seconds?

50. ## Physics

While riding her bicycle, she goes from a full stop to 9m/s in 3 minutes. How fast is she acclerating?

51. ## Physics

A car accelerates at a constant rate from zero to 36.8 m/s in 10 seconds and then slows to 13.9 m/s in 5 seconds. What is its average acceleration to the nearest tenth of a m/s2 during the 15 seconds? What was the acceleration during the first 10 seconds

52. ## Physics

A car traveling at 10 m/s accelerates at 2.03 m/s2 for 11 seconds. To the nearest meter how far does it travel? To the nearest tenth of a m/s, what is the final velocity of the car in the previous problem?

53. ## US History II

Which one was the major turning point of 1968? I found: 1) assassination of Martin Luther Kinf Jr. 2) assassination of Robert F. Kennedy Also...another question Which one was the major turning point of 1973? 1)the Paris Peace Agreement 2)the War-Powers

54. ## chemistry

A box with a square base and no top is to be made from a square piece of carboard by cutting 7 in. squares from each corner and folding up the sides. The box is to hold 16128 in3. How big a piece of cardboard is needed? Your answer is ?in by ?in Ooops, I

55. ## finance

Is a fixed-price contract a good way to achieve the government’s goal of curbing rising costs

56. ## English

1. Where were you doing then? - I was taking a shower. 2. What were you doing then? - I was taking a shower. (Which question is right?)

57. ## algebra

-125x^3y-75xy^2+100x^3y^3 factor help i have used a number tree to get

58. ## math

Has the content in this course allowed you to think of math as a useful tool? If so, how? What concepts investigated in this course can apply to your personal and professional life? In what ways did you use MyMathLab® for extra support?

59. ## Economics

Explain how decision making, interaction and the workings of the economy influences the marginal benefits and marginal costs associated with the decision to purchase a house?

60. ## geometry

ABCD is similar to WXYZ ad equals 6, dc equals 3, and wz equals 59 find YZ

61. ## chemistry

How many moles of water are contained in 160ml of water at 4'c?

62. ## Barney's Version analysis- English help

In the novel when Leo offers him to try out painting himself, what would be the significance of that? Once, when I was there, the two of us sharing a [smoke], he thrust his mop at me. "Have a go." he said. "Really?" " Why not?"

63. ## physics

what is the inverse square law equation?

64. ## algebra

solve by subsitution 6x + 5y = 27 x = 17 -8y my answer was (3,-7)

65. ## college

How do you find the answers to questions (research) using your computer? Provide an example.

66. ## algebra

graph the equation and identify the y-intrecept y + x = -9

67. ## algebra

Soybean meal is 18% protein: corn meal is 9% proten. How many pounds of each sould be mixed together in order to get 360-pounds of mixture that is 14% protein? Soybean meal_______, Corn meal_______.

68. ## algebra

salve: y - 4 > -11

69. ## algebra

solve te compound inequality 6 > -5x + 5 or 9 < - 3x + 4

70. ## algebra

find the domain of the function g(x) = 4 ______ 6 - 7x

71. ## Statistics

1. For the following exercise, complete the following by using the data sets below that provides the ages of the first seven presidents: a. Find the mean, median, and range for each of the two data sets. First 7: The mean is 58.3 The median is 57 The range

72. ## algebra

solve 2x > 10

73. ## Statistics

First 7: 57 61 57 57 58 57 61 Second 7: 61 52 69 64 46 54 47 2. Any given data set consists of a set of numerical values. Please indicate by stating yes or no for each of the following statements whether or not it could be correct for any data set. (This

74. ## algebra

solve by elimiation 2r - 9s = -17 9r + 2s = 51

75. ## English

Which of the following choices is a strategy that can help speed up reading? A. external distractions B. Using a penor pencial as a pacer C. Use subvocalization I think both B and C are correct. But I could only choose one answer. What do you guys think

76. ## algebra

solve by multiplication -7/8x = -9/10

77. ## Algebra

Simplify the complex rational expression 3/(x+5)+ 6/(x+3) ÷ (3x+13)/(x^2+8x+15) (please show steps i already know the answer i need to know the steps)

78. ## Algebra

Divide the rational expression. Express the quotient as a rational expression in lowest terms. (x^2+10x+21)/(x^2+11x+28) ÷ (x^2+3x)/(x^2+11x+28) (i really need to know the steps on how to do this (please just don't give me the answer i already know it)

79. ## English

I sat proudly on Joe, my pinto, as we marched around the ring in the pony competition at the fairgrounds. I had worked nights for two years to get the money to buy him, worked hard to train him, and here we were. Th conclusion above is an example of: A.

80. ## Math 117

Explain how to divide a polynomial by a binomial using an example. (Please refer to the post “How to post equations” in the Main Forum to post your response with correct equations/expressions showing.) Make sure you post the explanation as well as the

Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 40mph, B is traveling at 44 mph. Train A passes a station at 820am, train B passes the same station at 850. At what time will train B catch up to train A. My

82. ## Grammar

Which of the following choices is a run-on sentence? A. Take public transportation, it saves gas B. Join the army and see the world C. Why did the student body council vote to change the lunch time? D. It's a story night; it's a perfect time to watch

83. ## English

One possible method to begin an essay is A. to paraphrase B. to meditate C. to ask a question B, right? Thanks.

84. ## college chemistry

calculate the pressure exerted by 2.50 moles of CO2 confined in a volume of 5.00 L at 450K. Compare the pressure with that predicted by the ideal gas equation.

85. ## college chemistry

calculate the pressure exerted by 1.00 moles of CO2 confined in a volume of 5.00 L at 450. K. Compare the pressure with that predicted by the ideal gas equation.

86. ## Geometry

Congruent triangles have a relation. Which is not an equivalence relation? ________________________________________ A reflexive B symmetric C distributive D transitive

87. ## math

calculate the unit price \$1.80 for 1.2 liters of juice

88. ## writing

Now that you have developed an in-text citation for a summary, paraphrase, and a direct quote, and created a reference of your chosen article, reflect on the thought processes you used for each aspect. How did your approach differ when writing each? What

89. ## Calculus/Physics

A stone is thrown from a cliff top with an upward velocity of 20 m/s. It takes 7 seconds for the stone to hit the ground at the bottom of the cliff. How high is the cliff? I know you use the equation of motion S(t)= (So)+(Vo)t-(1/2)gt^2 S(20)= (So) + 140 -

This question is based upon differential calculus. Velocity of the particle is given by the equation: v = (2t^2+5)cm/s. Find:- (i) The change in velocity of the particle during the time interval t1 = 2s and t2 = 4s. (ii) Average acceleration during the

91. ## English

When doing a research, a current source is a useful one. T or F? I think it's T as a current one would give more accurate information. Thanks.

92. ## Math problems

solve- 7 x + 2 -- ---- 24 = 12 x over 3 = 224 over 720

93. ## tax

I have two questions relating to taxes in 2 U.S. states. 1) Why is there no sales tax in Florida? 2) In Pennsylvania, why are these goods (ex. food, clothing, shoes) charge no tax?

94. ## Geometry

Which of the following is NOT a way you can show that triangles are similar? ________________________________________ A. AAA similarity B. SAS similarity C. SSA similarity D. SSS similarity

95. ## art history

how are principle of art related to elements of desing

96. ## English

Can you please check if the following sentences are correct? I thank you very much in advance. 1) In the morning I usually make coffee for my parents and myself (?). Then I got washed and changed. 2) I usually take the child to the beach.I have to carry a

97. ## writing

1. Identify the thesis statement in the article “Essay: The Communication Collapse.” State specifically where the author placed his thesis statement. 2. Identify the arguments the author made to support his position. 3. Which argument was the most

98. ## social studies

The task of economic policy is to create a prosperous America. The unfinished task of prosperous Americans is to build a Great Society. Our accomplishments have been many; these tasks remain unfinished: > to achieve full employment without inflation; > to

99. ## gcse history

why was the Peace Settlement changed in the years 1920-1928? thanks!

100. ## US History II

Could someone please answer these questions, so I could use this as an example for the other quotes? "A house divided against itself cannot stand" 1) Source: Abraham Lincoln 2) In What context was it used: 3) Larger significance in illuminating a theme of

101. ## statistics

Assume the body weight of healthy fifth graders is normally distributed with a mean of 98.3 lbs and a standard deviation of 4.12 lbs. If you have a body weight of 89.3, what is your percentile score?

102. ## history -history teacher if poss

for my history homework i need to answer this question Explain why the Peace Settlement was changed in the years 1920-1928. ive looked but can`t find anything its due in tomorrow and i can`t find anything. please can someone help.

103. ## Ms Sue -history

the treaty of versailles the league of nations . sorry i should have mentioned that.

104. ## Ms Sue -history

a huge thankyou to you,you are a star! you helped me alot. thankyou!!

105. ## english

i need help with 2 finals due this sun? Hsm 210 and com220

106. ## chemistry

How many moles of lilthium chloride are dissolved in 3.00 L of a 0.200 M solution of lithium chloride?

107. ## CHEMISTRY

What is the molarity of 250 mL of a solution that contains 12.5 g of dissolved zinc bromide, ZnBr2?

108. ## Math 117

Is this equation correct: (3 • x • y)4 = 81 • x • y ? Explain why. If it is correct, how can you prove this? If it is incorrect, what should be done to make it right?

109. ## English

Which of the following is an example of a focused topic for a research paper? A. Which skateboard manufacturer makes the best boards? B. Why everyone likes skateboard. C. All about skateboards. I know that Choice C is just wrong I would say A as it seems

110. ## Spanish

What is the proper form? Nosotros (deber/estudiar)___ mucho esta semana. debemos/estudiamos or debemos/estudiar

111. ## English

To assure the Writing Process is complete, the author must A. revise B. project C. compile I would say it's A, right? Thanks for checking.

112. ## geometry

Which of the following is NOT a way you can show that triangles are similar? A.AAA similarity B.SAS similarity C.SSA similarity D.SSS similarity

113. ## photography

how often do new pictures need to be takenof each model

114. ## accounting

On January 2, 2010, Wine Corporation wishes to issue \$2,000,000 (par value) of its 8%, 10-year bonds. The bonds pay interest annually on January 1. The current yield rate on such bonds is 10%. Using the interest factors below, compute the amount that Wine

115. ## accounting

Cooper Construction Company had a contract starting April 2010, to construct a \$9,000,000 building that is expected to be completed in September 2012, at an estimated cost of \$8,250,000. At the end of 2010, the costs to date were \$3,795,000 and the

116. ## ETH/ 125

Write a fictional, first-person account of the creation and consequence situations of a subordinate group in the United States in the form of a 700- to 1,050-word journal entry. Describe, as if you were a member of that subordinate group, where the group

117. ## Stats

a. What are the values for TP, TN, FP, and FN for class value = 1? b. What are the sensitivity, specificity, and FPR for class value = 1? === Run information === Scheme: weka.classifiers.trees.J48 -C 0.25 -M 2 Relation: sattrn Instances: 4435 Attributes:

118. ## Trigonometry

Hi,how do I find both solutions of the equation cos41 = 0.35 between degrees 0 and 360? Many thanks

119. ## Math

How do I know if the points (2,-15) lie on a parabola which has the equation y=x^2-6x-7?

120. ## Statistics

What are the major differences between pratical and statistical significance?

122. ## Algebra equation

Any advice on this one would be appreciated I have the equation x+3-1/x=0 and I have an answer of x = 0.30 (to 2 d.p.), I just need to know the steps to get there, Many thanks

123. ## Physics

I'm learning about Newton's Laws of Motions and I'm having trouble understanding these questions: "A rear-end collision between a soft-drink truck and a car occurs. The truck driver claims the car backed into him, while the auto driver claims that the

124. ## Physics

A merry-go-round has a mass of 1580 kg and a radius of 7.25m. How much net work is required to accelerate it from rest to a rotation rate of 1 revolution per 7.1s? Assume it is a solid cylinder.